Low Noise/ Low Distortion INSTRUMENTATION AMPLIFIER The INA103KU is a high-performance, low-noise instrumentation amplifier manufactured by Texas Instruments (TI) and Burr-Brown (BB). Below are its specifications, descriptions, and features based on factual data:
### **Specifications:**
- **Manufacturer:** Texas Instruments (TI) / Burr-Brown (BB)
- **Package:** SOIC-16
- **Supply Voltage Range:** ±4.5V to ±18V
- **Input Voltage Range:** ±10V (with ±15V supply)
- **Gain Range:** 1 to 10,000 (set via external resistor)
- **Bandwidth:** 1 MHz (G = 1)
- **Slew Rate:** 20 V/µs
- **Input Bias Current:** 10 nA (max)
- **Input Offset Voltage:** 50 µV (max)
- **Input Noise Voltage:** 1.1 nV/√Hz (at 1 kHz)
- **CMRR:** 120 dB (min, G = 1000)
- **Operating Temperature Range:** -40°C to +85°C
### **Descriptions:**
- The INA103KU is a precision instrumentation amplifier designed for applications requiring high accuracy, low noise, and wide bandwidth.
- It features laser-trimmed resistors for high gain accuracy and low drift.
- The device includes internal overvoltage protection (±40V on inputs).
- It is suitable for medical instrumentation, audio processing, and industrial measurement systems.
### **Features:**
- **Low Noise:** 1.1 nV/√Hz at 1 kHz
- **High CMRR:** 120 dB (min, G = 1000)
- **Wide Bandwidth:** 1 MHz (G = 1)
- **High Slew Rate:** 20 V/µs
- **Flexible Gain Setting:** Adjustable from 1 to 10,000 via external resistor
- **Overvoltage Protection:** ±40V on inputs
- **Low Distortion:** 0.0005% THD (G = 100)
This information is sourced from TI/BB datasheets and technical documentation.
